|
1.
431 – 378 =
3
2
4
53
|
2.
304 + 210 =
2
514
3
4
|
3.
394 + 376 =
3
2
4
770
|
4.
874 – 174 =
700
2
3
4
|
|
5.
778 + 217 =
995
4
3
2
|
6.
417 + 245 =
3
4
2
662
|
7.
107 – 45 =
3
2
4
62
|
8.
109 + 891 =
4
2
3
1000
|
|
9.
314 – 250 =
2
64
3
4
|
10.
488 + 268 =
2
4
3
756
|
11.
337 + 567 =
2
904
4
3
|
12.
269 + 394 =
4
663
3
2
|
|
13.
271 + 63 =
2
3
4
334
|
14.
563 + 355 =
4
2
918
3
|
15.
471 + 265 =
736
2
3
4
|
16.
124 – 13 =
3
4
2
111
|
|
17.
52 – 11 =
41
4
2
3
|
18.
567 – 487 =
2
80
3
4
|
19.
414 – 162 =
2
4
3
252
|
20.
650 – 381 =
4
269
3
2
|
|
1.
431 – 378 =
3
2
4
53
|
2.
304 + 210 =
2
514
3
4
|
3.
394 + 376 =
3
2
4
770
|
4.
874 – 174 =
700
2
3
4
|
|
5.
778 + 217 =
995
4
3
2
|
6.
417 + 245 =
3
4
2
662
|
7.
107 – 45 =
3
2
4
62
|
8.
109 + 891 =
4
2
3
1000
|
|
9.
314 – 250 =
2
64
3
4
|
10.
488 + 268 =
2
4
3
756
|
11.
337 + 567 =
2
904
4
3
|
12.
269 + 394 =
4
663
3
2
|
|
13.
271 + 63 =
2
3
4
334
|
14.
563 + 355 =
4
2
918
3
|
15.
471 + 265 =
736
2
3
4
|
16.
124 – 13 =
3
4
2
111
|
|
17.
52 – 11 =
41
4
2
3
|
18.
567 – 487 =
2
80
3
4
|
19.
414 – 162 =
2
4
3
252
|
20.
650 – 381 =
4
269
3
2
|